/****************************************************************************
**
** Copyright (C) 2012 Denis Shienkov <denis.shienkov@gmail.com>
** Copyright (C) 2012 Laszlo Papp <lpapp@kde.org>
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtSerialPort module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
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** accordance with the commercial license agreement provided with the
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** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
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** modification, are permitted provided that the following conditions are
** met:
**   * Redistributions of source code must retain the above copyright
**     notice, this list of conditions and the following disclaimer.
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****************************************************************************/

#include "console.h"

#include <QScrollBar>
#include <QDebug>
#include <QTextBlock>
Console::Console(QWidget *parent) :
    QPlainTextEdit(parent)
{
    setMinimumSize(parent->minimumSize());
    document()->setMaximumBlockCount(1000);
    QPalette p = palette();
    p.setColor(QPalette::Base, Qt::black);
    p.setColor(QPalette::Text, Qt::green);
    setPalette(p);
}

void Console::putData(const QByteArray &data)
{
    insertPlainText(data);

    QScrollBar *bar = verticalScrollBar();
    bar->setValue(bar->maximum());
}

void Console::setLocalEchoEnabled(bool set)
{
    m_localEchoEnabled = set;
}

void Console::keyPressEvent(QKeyEvent *e)
{
    if(e->key() == Qt::Key_Enter || e->key() == Qt::Key_Return)
    {
        qDebug()<<"enter"<<endl;
        qDebug() << document()->findBlockByLineNumber(document()->lineCount()-1).text() << endl;
        QString str = document()->findBlockByLineNumber(document()->lineCount()-1).text();
        QTextCursor tc = this->textCursor();
        tc.select(QTextCursor::BlockUnderCursor);
        tc.removeSelectedText();
        insertPlainText(">");

        QByteArray data_send = str.toLocal8Bit();
        if(data_send.size() <= 0)
        {
            return;
        }

        int n = 0;
        for(n = 0; n < data_send.size(); n++)
        {
            if(data_send[n] != '>')
            {
                break;
            }
        }

        data_send.remove(0, n);

        for(n = 0; n < data_send.size(); n++)
        {
            if(data_send[n] == '\r' || data_send[n] == '\n')
            {
                break;
            }
        }

        data_send.remove(n, data_send.size() - n);
        data_send.append('\n');

        //save log
        QFile file("./luat.hist");
        file.open(QIODevice::Append | QIODevice::Text);
        file.write(data_send);
        file.close();

        emit getData(data_send);

    }
    else
    {
        QPlainTextEdit::keyPressEvent(e);

    }

    return;
    switch (e->key()) {
/*    case Qt::Key_Backspace:
    case Qt::Key_Left:
    case Qt::Key_Right:
    case Qt::Key_Up:
    case Qt::Key_Down:
        break;*/
    default:
//        if (m_localEchoEnabled)
            QPlainTextEdit::keyPressEvent(e);
//        emit getData(e->text().toLocal8Bit());
    }
}

void Console::mousePressEvent(QMouseEvent *e)
{
    Q_UNUSED(e)
    setFocus();
}

void Console::mouseDoubleClickEvent(QMouseEvent *e)
{
    Q_UNUSED(e)
}

void Console::contextMenuEvent(QContextMenuEvent *e)
{
    Q_UNUSED(e)
}
